When a child has recurrent fever for several days, it is most important to find the cause of the recurrent fever and treat it in addition to reducing the fever. The more common cause of recurrent fever is the occurrence of a cold, such as nasal congestion, runny nose, sore throat or mild cough can be treated with antiviral drugs for anti-inflammatory treatment, for recurrent fever is more effective, it is recommended to take oral Pudilan anti-inflammatory oral solution. If a child has an obvious cough, phlegm, or recurrent high fever, it is likely that bronchitis or pneumonia has occurred and needs to be hospitalized for a CT chest examination to confirm the diagnosis. If it is indeed bronchitis or pneumonia that is causing the recurrent fever, hospitalization is often required. During hospitalization, appropriate antibiotics or antiviral drugs need to be selected according to the type of infection, and intravenous drip treatment is required. If the fever is caused by other reasons, specific tests need to be done in the hospital to clarify. In the case of fever, whenever the body temperature exceeds 38.5°C, oral ibuprofen suspension is recommended to reduce heat treatment.